SB2020040719 - Prototype Pollution in express-mock-middleware package for npm
Published: April 7, 2020
Security Bulletin ID
SB2020040719
CSH Severity
Medium
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2020-7616)
CWE-ID: CWE-400 - Resource exhaustion
CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper input validation in exported functions by the package. A remote attacker can send a specially crafted request and add or modify properties of Object.prototype.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.